package me.yobol.blog.exception;

public class UserNameNotFoundException extends Exception {

	private static final long serialVersionUID = -4239436431524967793L;
	private static String msg = "该用户名不存在";
	
	public UserNameNotFoundException(){
		super(msg);
	}
	
	@Override
	public String toString() {
		return msg;
	}
	
}
